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Adaptive optics (AO) has revolutionized imaging in {fields} from astronomy to microscopy by correcting optical aberrations. In label-free microscopes, however, conventional AO faces limitations due to the absence of guidestar and the need…

pyspeckit is a toolkit and library for spectroscopic analysis in Python. We describe the pyspeckit package and highlight some of its capabilities, such as interactively fitting a model to data, akin to the historically widely-used splot…

Instrumentation and Methods for Astrophysics · Physics 2022-06-01 Adam Ginsburg , Vlas Sokolov , Miguel de Val-Borro , Erik Rosolowsky , Jaime E. Pineda , Brigitta M. Sipőcz , Jonathan D. Henshaw

Spectral type recognition is an important and fundamental step of large sky survey projects in the data reduction for further scientific research, like parameter measurement and statistic work. It tends out to be a huge job to manually…

Instrumentation and Methods for Astrophysics · Physics 2014-04-25 Hailong Yuan , Haotong Zhang , Yanxia Zhang , Yajuan Lei , Yiqiao Dong , Yongheng Zhao

Initially designed to detect and characterize exoplanets, extreme adaptive optics systems (AO) open a new window on the solar system by resolving its small bodies. Nonetheless, despite the always increasing performances of AO systems, the…

Signal Processing · Electrical Eng. & Systems 2024-10-14 Anthony Berdeu , Férréol Soulez , Kate Minker , Benoit Carry , Guillaume Bourdarot , Antoine Kaszczyc , Maud Langlois

3D Gaussian Splatting (3DGS) has received tremendous popularity over the past few years due to its photorealistic visual appearance. However, 3DGS uses volumetric rendering that is not suitable for objects with non-lambertian or transparent…

Graphics · Computer Science 2026-05-15 Wentao Yang , Fanzhen Kong , Zejian Kang , Xiangru Huang

Adaptive optics (AO) restore the angular resolution of ground-based telescopes, but at the cost of delivering a time- and space-varying point spread function (PSF) with a complex shape. PSF knowledge is crucial for breaking existing limits…

Instrumentation and Methods for Astrophysics · Physics 2018-04-17 O. Beltramo-Martin , C. M. Correia , E. Mieda , B. Neichel , T. Fusco , G. Witzel , J. Lu , J. -P. Véran

In this paper we describe the main features of the software package named FITSH, intended to provide a standalone environment for analysis of data acquired by imaging astronomical detectors. The package provides utilities both for the full…

Instrumentation and Methods for Astrophysics · Physics 2015-06-03 András Pál

We demonstrate a formulation of the Azouani-Olson-Titi (AOT) algorithm in the MPAS-Ocean implementation of the primitive equations of the ocean, presenting global ocean simulations with realistic coastlines and bathymetry. We observe an…

Analysis of PDEs · Mathematics 2024-01-12 Adam Larios , Mark R. Petersen , Collin Victor

We present a Python tool to generate a standard dataset from solar images that allows for user-defined selection criteria and a range of pre-processing steps. Our Python tool works with all image products from both the Solar and…

Solar and Stellar Astrophysics · Physics 2021-08-17 Carl Shneider , Andong Hu , Ajay K. Tiwari , Monica G. Bobra , Karl Battams , Jannis Teunissen , Enrico Camporeale

We present the open-source image processing software package PySAP (Python Sparse data Analysis Package) developed for the COmpressed Sensing for Magnetic resonance Imaging and Cosmology (COSMIC) project. This package provides a set of…

Instrumentation and Methods for Astrophysics · Physics 2020-07-03 S. Farrens , A. Grigis , L. El Gueddari , Z. Ramzi , Chaithya G. R. , S. Starck , B. Sarthou , H. Cherkaoui , P. Ciuciu , J. -L. Starck

The effects of anisoplanatism on the adaptive optics point spread function are investigated. A model is derived that combines observations of the guide star with an analytic formulation of anisoplanatism to generate predictions for the…

Astrophysics · Physics 2009-11-11 Matthew Britton

Object Tracking is essential for many computer vision applications, such as autonomous navigation, surveillance, and robotics. Unlike Passive Object Tracking (POT), which relies on static camera viewpoints to detect and track objects across…

Computer Vision and Pattern Recognition · Computer Science 2025-01-27 Hy Nguyen , Bao Pham , Hung Du , Srikanth Thudumu , Rajesh Vasa , Kon Mouzakis

The ALMA Observation Support Tool (OST) is an ALMA simulator which is interacted with solely via a standard web browser. It is aimed at users who may or may not be experts in interferometry, or those that do not wish to familarise…

Instrumentation and Methods for Astrophysics · Physics 2011-06-20 I. Heywood , A. Avison , C. J. Williams

Modern large scale cosmological hydrodynamic simulations require robust tools capable of analysing their data outputs in a parallel and efficient manner. We introduce SOAP (Spherical Overdensity and Aperture Processor), a Python package…

Instrumentation and Methods for Astrophysics · Physics 2025-07-31 Robert McGibbon , John C. Helly , Joop Schaye , Matthieu Schaller , Bert Vandenbroucke

In this work we present the first application of software-defined optoelectronics (SDO) for bidimensional optoacoustic tomography (OAT). The SDO concept refers to optoelectronic systems where the functionality associated with the…

Signal Processing · Electrical Eng. & Systems 2023-05-10 Roberto Insabella , Martin Gonzalez , Lucas Riobo , Klaus Hass , Francisco Veiras

Auditory attention to natural speech is a complex brain process. Its quantification from physiological signals can be valuable to improving and widening the range of applications of current brain-computer-interface systems, however it…

Human-Computer Interaction · Computer Science 2020-05-26 Nikesh Bajaj , Jesús Requena Carrión , Francesco Bellotti

We present an open-source simulation framework for optically detected magnetic resonance, developed in Python. The framework allows users to construct, manipulate, and evolve multipartite quantum systems that consist of spins and electronic…

Quantum Physics · Physics 2025-01-13 Laura A. Völker , John M. Abendroth , Christian L. Degen , Konstantin Herb

As new large-scale astronomical surveys greatly increase the number of objects targeted and discoveries made, the requirement for efficient follow-up observations is crucial. Adaptive optics imaging, which compensates for the image-blurring…

Acousto-optic imaging (AOI) enables optical-contrast imaging deep inside scattering samples via localized ultrasound-modulation of scattered light. While AOI allows optical investigations at depths, its imaging resolution is inherently…

Optics · Physics 2021-01-26 Moriya Rosenfeld , Daniel Doktofsky , Gil Weinberg , Yunzhe Li , Lei Tian , Ori Katz

Most of contemporary software systems are implemented using an object-oriented approach. Modeling phases -- during which software engineers analyze requirements to the future system using some modeling language -- are an important part of…

Artificial Intelligence · Computer Science 2015-08-13 Andreas Falkner , Anna Ryabokon , Gottfried Schenner , Kostyantyn Shchekotykhin
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